Rio São Francisco
E407523
Rio São Francisco is one of Brazil’s longest and most important rivers, flowing through the country’s northeast and serving as a vital waterway for transport, agriculture, and regional ecosystems.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rio São Francisco canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4005822 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rio São Francisco Context triple: [Carl von Martius, traveledAlong, Rio São Francisco]
-
A.
Sousa River
The Sousa River is a significant river in northern Portugal that feeds into the Douro River and contributes to its drainage basin.
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B.
Paranaíba River
The Paranaíba River is a major river in central Brazil that forms part of the upper Paraná River basin and serves as an important waterway for agriculture, hydroelectric power, and regional ecosystems.
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C.
Paraíba do Sul River
The Paraíba do Sul River is an important waterway in southeastern Brazil that supports regional agriculture, industry, and urban water supply across the states of São Paulo, Rio de Janeiro, and Minas Gerais.
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D.
Sergipe River
The Sergipe River is a significant waterway in the Brazilian state of Sergipe, flowing through key municipalities and playing an important role in the region’s ecology and economy.
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E.
Gilão River
The Gilão River is a waterway in Portugal’s Algarve region that flows through the historic town of Tavira before reaching the Atlantic Ocean.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Rio São Francisco Target entity description: Rio São Francisco is one of Brazil’s longest and most important rivers, flowing through the country’s northeast and serving as a vital waterway for transport, agriculture, and regional ecosystems.
-
A.
Sousa River
The Sousa River is a significant river in northern Portugal that feeds into the Douro River and contributes to its drainage basin.
-
B.
Paranaíba River
The Paranaíba River is a major river in central Brazil that forms part of the upper Paraná River basin and serves as an important waterway for agriculture, hydroelectric power, and regional ecosystems.
-
C.
Paraíba do Sul River
The Paraíba do Sul River is an important waterway in southeastern Brazil that supports regional agriculture, industry, and urban water supply across the states of São Paulo, Rio de Janeiro, and Minas Gerais.
-
D.
Sergipe River
The Sergipe River is a significant waterway in the Brazilian state of Sergipe, flowing through key municipalities and playing an important role in the region’s ecology and economy.
-
E.
Gilão River
The Gilão River is a waterway in Portugal’s Algarve region that flows through the historic town of Tavira before reaching the Atlantic Ocean.
- F. None of above. chosen
Statements (51)
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Rio São Francisco Description of subject: Rio São Francisco is one of Brazil’s longest and most important rivers, flowing through the country’s northeast and serving as a vital waterway for transport, agriculture, and regional ecosystems.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.